1. 废气：15. a heated discussion热烈的讨论 | 16. exhaust gas废气 | 17. disastrous灾难性的
2. 排气：exhaust fan 排气机 | exhaust gas 排气 | exhaust gas analyzer 废气分析器
3. 废[排]气：exhaust emission 排气污染[排放物] | exhaust gas 废[排]气 | exhaust-gas analyser 排气分析仪
4. 废气;排气：exfoliation剥离(作用) | exhaust gas废气;排气 | exhumation剥露(作用)
1. And the check will be realized through the adoption of stricter exhaust gas emission standard, the report said.
2. For some time exhaust gas has been blown over aerodynamic parts to generate downforce.
3. Air quality in the city proper has also improved significantly due to the reduction in automobile exhaust gas.
4. It can effectively control the serious pollution of motor vehicle exhaust gas to air in cities.
5. Exhaust gas with fluoride contaminated the air, irritating silkworms in mulberry fields.
6. The exhaust gas in oil exploration used to be discharged into the air or burned, but now it is transported to nearby residences for heating or electricity generation.
7. The exhaust gas is used to generate steam to drive a turbine.
8. Yunnan provincial officials said on Tuesday that new facilities will be installed to tackle wastewater and exhaust gas at a controversial oil refinery in Kunming.
9. After the " No Vehicle Day " event last year, volunteers of the association ran a project on tracking and researching exhaust gas from vehicles.
10. The US is still reluctant to enforce stricter car exhaust standards and still refuses to abide by the Kyoto Protocol to limit greenhouse gas emissions.